Is the 60.4km specification available in stock? Are other specifications offered?

Yes, we stock regular specifications of 40.8km, 50.4km, and 60.4km. Customization for the 100km specification is also available.

Is there room for price reduction?

Prices are projected to rise in 2026. For favorable pricing, purchasing now is advisable. If non-standard optical fiber suits your needs, prices can be reduced by 20%.

What is your monthly production capacity?

For stocked items, our capacity reaches around 100,000 cores biweekly. For orders exceeding 1 million cores, please contact our sales team to discuss an annual order. Futures prices will adjust based on spot prices and brand specifications.

Do you have relevant certifications?

We hold ISO certification, environmental certification, CE certification, among others. For custom requirements, we can apply separately.

Do you provide DDP price terms?

Indeed, we are well-versed in DDP terms, offering competitive freight services to your desired destination (including Poland, Bulgaria, Germany, etc.). Our freight forwarding rates are very competitive; please contact our sales team for a detailed quote.

Customizable Specifications Support OEM ODM for Global Buyers G. 657. B3 Optical Fiber

Name: Customizable Specifications Support OEM ODM for Global Buyers G. 657. B3 Optical Fiber
Brand: Ningbo Fibconet Communication Technology Co., Ltd.
SKU: 2279821835

Zhejiang, ChinaNingbo Fibconet Communication Technology Co., Ltd.

US$43.27

100-999 km

US$42.38

1,000-9,999 km

US$40.52

10,000+ km

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Application

Communication

Type

Single-mode Fiber

Model NO.

G. 657. B3

Connection Structure

Material Shape

Round Wire

Allowed Lateral Pressure

100(N/100mm)<1000(N/100mm)

Allowed Tensile Strength

100N<1000N

Core

Single Core

Certification

RoHS, CE, ISO9001, CCC

Brand

OEM

Sheath Material

Optical Fiber

Product Name

0.26mm

Fiber Waveleng

0.245±0.01

Fiber Tension

0.69 Gpa (100 Kpsi)

Fiber Optic Roll Length

50.4 Km/Roll

Transport Package

Plastic Drum

Specification

50.4 km/roll

Trademark

FIBCONET

Origin

Ningbo, China

HS Code

9001100001

Production Capacity

10 Million Cores/Year

Key features

Ultra-Bend-Resistant Design: G.657.B3 fiber supports a 5mm bending radius for superior performance in tight spaces.

FTTH Application Optimized: Precisely optimized refractive index profile ensures reliability for Fiber-to-the-Home.

High Tensile Strength: Features a robust tensile strength of 60N for durability in demanding environments.

Multiple Length Options: Stock available in 40.8km, 50.4km, and 60.4km; 100km customization supported.

Comprehensive Certifications: Holds ISO, CE, RoHS, and CCC certifications for global market compliance.

OEM/ODM Support: Customizable specifications including length and tension for global buyers.

High Production Capacity: Capable of producing around 100,000 cores biweekly for stocked items.

DDP Shipping Terms: Competitive freight services available to destinations like Poland, Bulgaria, and Germany.

Company profile

Experienced TeamQA/QC InspectorsR&D CapabilitiesStandardized Supplier Management

Ningbo Fibconet Communication Technology Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading Company, Group CorporationExport Year: 2017-05-18Nearest Port: Ningbo, ShanghaiAverage Response Time: ≤5.12hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA

AI-Powered supplier vetting

SummaryThe supplier operates in optical communication, electronic, network equipment, fiber, cable, and related product sales, with three production lines and stated outputs for connectors and PLC splitters. It exports through agents and self-operated import/export rights, serving markets across multiple regions, and has four years of export experience. Customization is available from samples, designs, and minor or flexible requirements. Service procedures, corrective actions, complaint handling, and ERP-based process management are documented. However, the supplier has no valid manufacturing-capacity contract with related subcontractors, no overseas warehouse or showroom, no ODM, SDK, 3D design, or recent new-product development capability, and does not provide OEM services for popular brands. The evidence does not establish certifications, financial strength, or customer cases.

Supplier typeThe supplier’s stated business scope covers optical communication equipment, optoelectronic devices, optical fiber, electronic and network equipment, metal products, and wire and cable. It operates three production lines and reports production of connectors and PLC splitters, supporting classification as a manufacturer and supplier in the communications-related product sector.

After-Sales capabilityThe supplier has written procedures and records for service-capability assessment, corrective and preventive actions, and customer complaint handling. However, it lacks overseas warehouse and showroom capabilities, so the evidence supports structured service processes but not comprehensive overseas service infrastructure.

R&D capabilityThe supplier has no available SDK, no 3D software design service, no ODM service, and reported no new products in the past year. ERP integration is established, but the sustainable-development and technical-transformation entries are recorded as zero, indicating limited demonstrated innovation capability.

Production capacityThe supplier operates three production lines, reports output for connectors and PLC splitters, has inventory capacity, and states a one-month average lead time in both peak and off-season periods. Capability controls have weaknesses: there is no valid contract with related subcontractors, no continuous batch quantity reconciliation, and no outsourcing SOP.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, minor customization, and flexible customization. These capabilities are supported by design services, although the supplier does not provide 3D software design or ODM services.

Product Q&A

Q:How does the tensile strength of B3 bare fiber differ from A1 and A2 optical fibers?

All fibers, B3, A1, and A2, feature a robust tensile strength of 60N.

Q:What distinguishes different brands of B3 optical fibers?

Our B3 optical fibers boast stable performance, consistently meeting the stringent B3 standard.

Q:What is the packaging specification for each spool of B3 bare fiber?

Dimensions are 40*35*30cm with a weight of 4.5KG per spool.

Q:What are the application scenarios for B3 series optical fibers?

B3 series optical fibers are expertly designed for deployment in highly constrained spaces and scenarios demanding repeated bending, such as high-density data center cabling, invisible optical cables, and drone cables.

Q:Are there fundamental differences in the specifications of B3 bare fibers across brands?

We advocate for leading-brand B3 bare fibers. The product performance consistently aligns with the B3 standard, with core metrics like bending rate compliant across brands, ensuring no fundamental specification differences.